1. Minor changes have been made to correct typesetters’ errors; otherwise, every effort has been made to remain true to the author’s words and intent.
2. The original book that this e-text is transcribed from had been bound with the advertising pages out of order; this has been corrected to place those pages in alphabetical order by title.
3. The original book’s Table of Contents showed Chapter XVI as beginning on page 139; this has been corrected to show that the chapter in actual fact begins on page 138.